Cannot get BACK button to work all of time 
Author: Robert Shroyer
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I inserted a script for BACK and put it into header and it works much of time but not 100%.
Is there a sure-fire method for going back in Window History?
Thanks
Posted on the
Show here:
http://www.w3schools.com/jsref/met_his_back.asp
or search by google for more
JJ.